package com.atguigu.interview.study.thread;

import java.util.concurrent.BlockingQueue;
import java.util.concurrent.SynchronousQueue;
import java.util.concurrent.TimeUnit;

/**
 * @author gcq
 * @Create 2020-11-24
 * 组赛队列 SynchronousQueueDemo
 *
 * put 操作后必须等待 take才能进行下一步
 */
public class SynchronousQueueDemo {
    public static void main(String[] args) {
        BlockingQueue<String> blockingQueue = new SynchronousQueue<>();
        new Thread(() -> {
            try {
                System.out.println(Thread.currentThread().getName() + "\t put 1");
                blockingQueue.put("1");

                System.out.println(Thread.currentThread().getName() + "\t put 2");
                blockingQueue.put("2");

                System.out.println(Thread.currentThread().getName() + "\t put 3");
                blockingQueue.put("3");
            } catch (Exception e) {
                e.printStackTrace();
            }
        },"t1").start();


        new Thread(() -> {

            try {
                // 暂停一会线程
                try { TimeUnit.SECONDS.sleep(3); } catch (InterruptedException e) { e.printStackTrace(); }
                System.out.println(Thread.currentThread().getName() + "\t" + blockingQueue.take());

                try { TimeUnit.SECONDS.sleep(3); } catch (InterruptedException e) { e.printStackTrace(); }
                System.out.println(Thread.currentThread().getName() + "\t" + blockingQueue.take());

                try { TimeUnit.SECONDS.sleep(3); } catch (InterruptedException e) { e.printStackTrace(); }
                System.out.println(Thread.currentThread().getName() + "\t" + blockingQueue.take());
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        },"t2").start();

        System.out.println("over.....");

    }
}